21550104

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 64800000

約数和(自身を除く): 43249896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 59, 72, 76, 89, 108, 114, 118, 152, 171, 177, 178, 216, 228, 236, 267, 342, 354, 356, 456, 472, 513, 531, 534, 684, 708, 712, 801, 1026, 1062, 1068, 1121, 1368, 1416, 1593, 1602, 1691, 2052, 2124, 2136, 2242, 2403, 3186, 3204, 3363, 3382, 4104, 4248, 4484, 4806, 5073, 5251, 6372, 6408, 6726, 6764, 8968, 9612, 10089, 10146, 10502, 12744, 13452, 13528, 15219, 15753, 19224, 20178, 20292, 21004, 26904, 30267, 30438, 31506, 40356, 40584, 42008, 45657, 47259, 60534, 60876, 63012, 80712, 91314, 94518, 99769, 121068, 121752, 126024, 141777, 182628, 189036, 199538, 242136, 283554, 299307, 365256, 378072, 399076, 567108, 598614, 798152, 897921, 1134216, 1197228, 1795842, 2394456, 2693763, 3591684, 5387526, 7183368, 10775052, 21550104]

約数ペア:

[(1, 21550104), (2, 10775052), (3, 7183368), (4, 5387526), (6, 3591684), (8, 2693763), (9, 2394456), (12, 1795842), (18, 1197228), (19, 1134216), (24, 897921), (27, 798152), (36, 598614), (38, 567108), (54, 399076), (57, 378072), (59, 365256), (72, 299307), (76, 283554), (89, 242136), (108, 199538), (114, 189036), (118, 182628), (152, 141777), (171, 126024), (177, 121752), (178, 121068), (216, 99769), (228, 94518), (236, 91314), (267, 80712), (342, 63012), (354, 60876), (356, 60534), (456, 47259), (472, 45657), (513, 42008), (531, 40584), (534, 40356), (684, 31506), (708, 30438), (712, 30267), (801, 26904), (1026, 21004), (1062, 20292), (1068, 20178), (1121, 19224), (1368, 15753), (1416, 15219), (1593, 13528), (1602, 13452), (1691, 12744), (2052, 10502), (2124, 10146), (2136, 10089), (2242, 9612), (2403, 8968), (3186, 6764), (3204, 6726), (3363, 6408), (3382, 6372), (4104, 5251), (4248, 5073), (4484, 4806)]