21010002772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{9649}}^1$

素因数の和:9793

約数の個数: 96

約数和(自身を含む): 44122579200

約数和(自身を除く): 23112576428

約数列:

[1, 2, 4, 11, 17, 22, 34, 41, 44, 68, 71, 82, 142, 164, 187, 284, 374, 451, 697, 748, 781, 902, 1207, 1394, 1562, 1804, 2414, 2788, 2911, 3124, 4828, 5822, 7667, 9649, 11644, 13277, 15334, 19298, 26554, 30668, 32021, 38596, 49487, 53108, 64042, 98974, 106139, 128084, 164033, 197948, 212278, 328066, 395609, 424556, 544357, 656132, 685079, 791218, 1088714, 1370158, 1582436, 1804363, 2177428, 2740316, 3608726, 4351699, 6725353, 7217452, 7535869, 8703398, 11646343, 13450706, 15071738, 17406796, 23292686, 26901412, 28088239, 30143476, 46585372, 56176478, 73978883, 112352956, 128109773, 147957766, 256219546, 295915532, 308970629, 477500063, 512439092, 617941258, 955000126, 1235882516, 1910000252, 5252500693, 10505001386, 21010002772]

約数ペア:

[(1, 21010002772), (2, 10505001386), (4, 5252500693), (11, 1910000252), (17, 1235882516), (22, 955000126), (34, 617941258), (41, 512439092), (44, 477500063), (68, 308970629), (71, 295915532), (82, 256219546), (142, 147957766), (164, 128109773), (187, 112352956), (284, 73978883), (374, 56176478), (451, 46585372), (697, 30143476), (748, 28088239), (781, 26901412), (902, 23292686), (1207, 17406796), (1394, 15071738), (1562, 13450706), (1804, 11646343), (2414, 8703398), (2788, 7535869), (2911, 7217452), (3124, 6725353), (4828, 4351699), (5822, 3608726), (7667, 2740316), (9649, 2177428), (11644, 1804363), (13277, 1582436), (15334, 1370158), (19298, 1088714), (26554, 791218), (30668, 685079), (32021, 656132), (38596, 544357), (49487, 424556), (53108, 395609), (64042, 328066), (98974, 212278), (106139, 197948), (128084, 164033)]