21138149088

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10485193}}^1$

素因数の和:10485216

約数の個数: 72

約数和(自身を含む): 68698991088

約数和(自身を除く): 47560842000

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10485193, 20970386, 31455579, 41940772, 62911158, 73396351, 83881544, 94366737, 125822316, 146792702, 167763088, 188733474, 220189053, 251644632, 293585404, 335526176, 377466948, 440378106, 503289264, 587170808, 660567159, 754933896, 880756212, 1006578528, 1174341616, 1321134318, 1509867792, 1761512424, 2348683232, 2642268636, 3019735584, 3523024848, 5284537272, 7046049696, 10569074544, 21138149088]

約数ペア:

[(1, 21138149088), (2, 10569074544), (3, 7046049696), (4, 5284537272), (6, 3523024848), (7, 3019735584), (8, 2642268636), (9, 2348683232), (12, 1761512424), (14, 1509867792), (16, 1321134318), (18, 1174341616), (21, 1006578528), (24, 880756212), (28, 754933896), (32, 660567159), (36, 587170808), (42, 503289264), (48, 440378106), (56, 377466948), (63, 335526176), (72, 293585404), (84, 251644632), (96, 220189053), (112, 188733474), (126, 167763088), (144, 146792702), (168, 125822316), (224, 94366737), (252, 83881544), (288, 73396351), (336, 62911158), (504, 41940772), (672, 31455579), (1008, 20970386), (2016, 10485193)]