2171484

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{1231}}^1$

素因数の和:1255

約数の個数: 54

約数和(自身を含む): 6390384

約数和(自身を除く): 4218900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1231, 1764, 2462, 3693, 4924, 7386, 8617, 11079, 14772, 17234, 22158, 25851, 34468, 44316, 51702, 60319, 77553, 103404, 120638, 155106, 180957, 241276, 310212, 361914, 542871, 723828, 1085742, 2171484]

約数ペア:

[(1, 2171484), (2, 1085742), (3, 723828), (4, 542871), (6, 361914), (7, 310212), (9, 241276), (12, 180957), (14, 155106), (18, 120638), (21, 103404), (28, 77553), (36, 60319), (42, 51702), (49, 44316), (63, 34468), (84, 25851), (98, 22158), (126, 17234), (147, 14772), (196, 11079), (252, 8617), (294, 7386), (441, 4924), (588, 3693), (882, 2462), (1231, 1764)]