21763456

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 128

約数和(自身を含む): 53978400

約数和(自身を除く): 32214944

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 32, 41, 44, 52, 58, 64, 82, 88, 104, 116, 128, 143, 164, 176, 208, 232, 286, 319, 328, 352, 377, 416, 451, 464, 533, 572, 638, 656, 704, 754, 832, 902, 928, 1066, 1144, 1189, 1276, 1312, 1408, 1508, 1664, 1804, 1856, 2132, 2288, 2378, 2552, 2624, 3016, 3608, 3712, 4147, 4264, 4576, 4756, 5104, 5248, 5863, 6032, 7216, 8294, 8528, 9152, 9512, 10208, 11726, 12064, 13079, 14432, 15457, 16588, 17056, 18304, 19024, 20416, 23452, 24128, 26158, 28864, 30914, 33176, 34112, 38048, 40832, 46904, 48256, 52316, 57728, 61828, 66352, 68224, 76096, 93808, 104632, 123656, 132704, 152192, 170027, 187616, 209264, 247312, 265408, 340054, 375232, 418528, 494624, 530816, 680108, 750464, 837056, 989248, 1360216, 1674112, 1978496, 2720432, 5440864, 10881728, 21763456]

約数ペア:

[(1, 21763456), (2, 10881728), (4, 5440864), (8, 2720432), (11, 1978496), (13, 1674112), (16, 1360216), (22, 989248), (26, 837056), (29, 750464), (32, 680108), (41, 530816), (44, 494624), (52, 418528), (58, 375232), (64, 340054), (82, 265408), (88, 247312), (104, 209264), (116, 187616), (128, 170027), (143, 152192), (164, 132704), (176, 123656), (208, 104632), (232, 93808), (286, 76096), (319, 68224), (328, 66352), (352, 61828), (377, 57728), (416, 52316), (451, 48256), (464, 46904), (533, 40832), (572, 38048), (638, 34112), (656, 33176), (704, 30914), (754, 28864), (832, 26158), (902, 24128), (928, 23452), (1066, 20416), (1144, 19024), (1189, 18304), (1276, 17056), (1312, 16588), (1408, 15457), (1508, 14432), (1664, 13079), (1804, 12064), (1856, 11726), (2132, 10208), (2288, 9512), (2378, 9152), (2552, 8528), (2624, 8294), (3016, 7216), (3608, 6032), (3712, 5863), (4147, 5248), (4264, 5104), (4576, 4756)]