21988045352

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{10333}}^1$

素因数の和:10475

約数の個数: 128

約数和(自身を含む): 52777804800

約数和(自身を除く): 30789759448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 52, 56, 74, 79, 91, 104, 148, 158, 182, 259, 296, 316, 364, 481, 518, 553, 632, 728, 962, 1027, 1036, 1106, 1924, 2054, 2072, 2212, 2923, 3367, 3848, 4108, 4424, 5846, 6734, 7189, 8216, 10333, 11692, 13468, 14378, 20461, 20666, 23384, 26936, 28756, 37999, 40922, 41332, 57512, 72331, 75998, 81844, 82664, 134329, 144662, 151996, 163688, 265993, 268658, 289324, 303992, 382321, 531986, 537316, 578648, 764642, 816307, 940303, 1063972, 1074632, 1529284, 1632614, 1880606, 2127944, 2676247, 3058568, 3265228, 3761212, 4970173, 5352494, 5714149, 6530456, 7522424, 9940346, 10611991, 10704988, 11428298, 19880692, 21223982, 21409976, 22856596, 30203359, 34791211, 39761384, 42447964, 45713192, 60406718, 69582422, 74283937, 84895928, 120813436, 139164844, 148567874, 211423513, 241626872, 278329688, 297135748, 392643667, 422847026, 594271496, 785287334, 845694052, 1570574668, 1691388104, 2748505669, 3141149336, 5497011338, 10994022676, 21988045352]

約数ペア:

[(1, 21988045352), (2, 10994022676), (4, 5497011338), (7, 3141149336), (8, 2748505669), (13, 1691388104), (14, 1570574668), (26, 845694052), (28, 785287334), (37, 594271496), (52, 422847026), (56, 392643667), (74, 297135748), (79, 278329688), (91, 241626872), (104, 211423513), (148, 148567874), (158, 139164844), (182, 120813436), (259, 84895928), (296, 74283937), (316, 69582422), (364, 60406718), (481, 45713192), (518, 42447964), (553, 39761384), (632, 34791211), (728, 30203359), (962, 22856596), (1027, 21409976), (1036, 21223982), (1106, 19880692), (1924, 11428298), (2054, 10704988), (2072, 10611991), (2212, 9940346), (2923, 7522424), (3367, 6530456), (3848, 5714149), (4108, 5352494), (4424, 4970173), (5846, 3761212), (6734, 3265228), (7189, 3058568), (8216, 2676247), (10333, 2127944), (11692, 1880606), (13468, 1632614), (14378, 1529284), (20461, 1074632), (20666, 1063972), (23384, 940303), (26936, 816307), (28756, 764642), (37999, 578648), (40922, 537316), (41332, 531986), (57512, 382321), (72331, 303992), (75998, 289324), (81844, 268658), (82664, 265993), (134329, 163688), (144662, 151996)]