21195108

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:359

約数の個数: 120

約数和(自身を含む): 63829920

約数和(自身を除く): 42634812

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 81, 99, 108, 114, 132, 162, 171, 198, 209, 228, 297, 313, 324, 342, 396, 418, 513, 594, 626, 627, 684, 836, 891, 939, 1026, 1188, 1252, 1254, 1539, 1782, 1878, 1881, 2052, 2508, 2817, 3078, 3443, 3564, 3756, 3762, 5634, 5643, 5947, 6156, 6886, 7524, 8451, 10329, 11268, 11286, 11894, 13772, 16902, 16929, 17841, 20658, 22572, 23788, 25353, 30987, 33804, 33858, 35682, 41316, 50706, 53523, 61974, 65417, 67716, 71364, 92961, 101412, 107046, 123948, 130834, 160569, 185922, 196251, 214092, 261668, 278883, 321138, 371844, 392502, 481707, 557766, 588753, 642276, 785004, 963414, 1115532, 1177506, 1766259, 1926828, 2355012, 3532518, 5298777, 7065036, 10597554, 21195108]

約数ペア:

[(1, 21195108), (2, 10597554), (3, 7065036), (4, 5298777), (6, 3532518), (9, 2355012), (11, 1926828), (12, 1766259), (18, 1177506), (19, 1115532), (22, 963414), (27, 785004), (33, 642276), (36, 588753), (38, 557766), (44, 481707), (54, 392502), (57, 371844), (66, 321138), (76, 278883), (81, 261668), (99, 214092), (108, 196251), (114, 185922), (132, 160569), (162, 130834), (171, 123948), (198, 107046), (209, 101412), (228, 92961), (297, 71364), (313, 67716), (324, 65417), (342, 61974), (396, 53523), (418, 50706), (513, 41316), (594, 35682), (626, 33858), (627, 33804), (684, 30987), (836, 25353), (891, 23788), (939, 22572), (1026, 20658), (1188, 17841), (1252, 16929), (1254, 16902), (1539, 13772), (1782, 11894), (1878, 11286), (1881, 11268), (2052, 10329), (2508, 8451), (2817, 7524), (3078, 6886), (3443, 6156), (3564, 5947), (3756, 5643), (3762, 5634)]