21054940452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{19417}}^1$

素因数の和:19778

約数の個数: 144

約数和(自身を含む): 65705540992

約数和(自身を除く): 44650600540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 331, 364, 468, 546, 662, 819, 993, 1092, 1324, 1638, 1986, 2317, 2979, 3276, 3972, 4303, 4634, 5958, 6951, 8606, 9268, 11916, 12909, 13902, 17212, 19417, 20853, 25818, 27804, 30121, 38727, 38834, 41706, 51636, 58251, 60242, 77454, 77668, 83412, 90363, 116502, 120484, 135919, 154908, 174753, 180726, 233004, 252421, 271089, 271838, 349506, 361452, 407757, 504842, 542178, 543676, 699012, 757263, 815514, 1009684, 1084356, 1223271, 1514526, 1631028, 1766947, 2271789, 2446542, 3029052, 3533894, 4543578, 4893084, 5300841, 6427027, 7067788, 9087156, 10601682, 12854054, 15902523, 19281081, 21203364, 25708108, 31805046, 38562162, 44989189, 57843243, 63610092, 77124324, 83551351, 89978378, 115686486, 134967567, 167102702, 179956756, 231372972, 250654053, 269935134, 334205404, 404902701, 501308106, 539870268, 584859457, 751962159, 809805402, 1002616212, 1169718914, 1503924318, 1619610804, 1754578371, 2339437828, 3007848636, 3509156742, 5263735113, 7018313484, 10527470226, 21054940452]

約数ペア:

[(1, 21054940452), (2, 10527470226), (3, 7018313484), (4, 5263735113), (6, 3509156742), (7, 3007848636), (9, 2339437828), (12, 1754578371), (13, 1619610804), (14, 1503924318), (18, 1169718914), (21, 1002616212), (26, 809805402), (28, 751962159), (36, 584859457), (39, 539870268), (42, 501308106), (52, 404902701), (63, 334205404), (78, 269935134), (84, 250654053), (91, 231372972), (117, 179956756), (126, 167102702), (156, 134967567), (182, 115686486), (234, 89978378), (252, 83551351), (273, 77124324), (331, 63610092), (364, 57843243), (468, 44989189), (546, 38562162), (662, 31805046), (819, 25708108), (993, 21203364), (1092, 19281081), (1324, 15902523), (1638, 12854054), (1986, 10601682), (2317, 9087156), (2979, 7067788), (3276, 6427027), (3972, 5300841), (4303, 4893084), (4634, 4543578), (5958, 3533894), (6951, 3029052), (8606, 2446542), (9268, 2271789), (11916, 1766947), (12909, 1631028), (13902, 1514526), (17212, 1223271), (19417, 1084356), (20853, 1009684), (25818, 815514), (27804, 757263), (30121, 699012), (38727, 543676), (38834, 542178), (41706, 504842), (51636, 407757), (58251, 361452), (60242, 349506), (77454, 271838), (77668, 271089), (83412, 252421), (90363, 233004), (116502, 180726), (120484, 174753), (135919, 154908)]