21351384576

素因数分解:

$2^9\times 3^2\times {\mathrm{37}}^1\times {\mathrm{125231}}^1$

素因数の和:125292

約数の個数: 120

約数和(自身を含む): 63287493984

約数和(自身を除く): 41936109408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 128, 144, 148, 192, 222, 256, 288, 296, 333, 384, 444, 512, 576, 592, 666, 768, 888, 1152, 1184, 1332, 1536, 1776, 2304, 2368, 2664, 3552, 4608, 4736, 5328, 7104, 9472, 10656, 14208, 18944, 21312, 28416, 42624, 56832, 85248, 125231, 170496, 250462, 375693, 500924, 751386, 1001848, 1127079, 1502772, 2003696, 2254158, 3005544, 4007392, 4508316, 4633547, 6011088, 8014784, 9016632, 9267094, 12022176, 13900641, 16029568, 18033264, 18534188, 24044352, 27801282, 32059136, 36066528, 37068376, 41701923, 48088704, 55602564, 64118272, 72133056, 74136752, 83403846, 96177408, 111205128, 144266112, 148273504, 166807692, 192354816, 222410256, 288532224, 296547008, 333615384, 444820512, 577064448, 593094016, 667230768, 889641024, 1186188032, 1334461536, 1779282048, 2372376064, 2668923072, 3558564096, 5337846144, 7117128192, 10675692288, 21351384576]

約数ペア:

[(1, 21351384576), (2, 10675692288), (3, 7117128192), (4, 5337846144), (6, 3558564096), (8, 2668923072), (9, 2372376064), (12, 1779282048), (16, 1334461536), (18, 1186188032), (24, 889641024), (32, 667230768), (36, 593094016), (37, 577064448), (48, 444820512), (64, 333615384), (72, 296547008), (74, 288532224), (96, 222410256), (111, 192354816), (128, 166807692), (144, 148273504), (148, 144266112), (192, 111205128), (222, 96177408), (256, 83403846), (288, 74136752), (296, 72133056), (333, 64118272), (384, 55602564), (444, 48088704), (512, 41701923), (576, 37068376), (592, 36066528), (666, 32059136), (768, 27801282), (888, 24044352), (1152, 18534188), (1184, 18033264), (1332, 16029568), (1536, 13900641), (1776, 12022176), (2304, 9267094), (2368, 9016632), (2664, 8014784), (3552, 6011088), (4608, 4633547), (4736, 4508316), (5328, 4007392), (7104, 3005544), (9472, 2254158), (10656, 2003696), (14208, 1502772), (18944, 1127079), (21312, 1001848), (28416, 751386), (42624, 500924), (56832, 375693), (85248, 250462), (125231, 170496)]