21454776

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42569}}^1$

素因数の和:42588

約数の個数: 48

約数和(自身を含む): 66409200

約数和(自身を除く): 44954424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 42569, 85138, 127707, 170276, 255414, 297983, 340552, 383121, 510828, 595966, 766242, 893949, 1021656, 1191932, 1532484, 1787898, 2383864, 2681847, 3064968, 3575796, 5363694, 7151592, 10727388, 21454776]

約数ペア:

[(1, 21454776), (2, 10727388), (3, 7151592), (4, 5363694), (6, 3575796), (7, 3064968), (8, 2681847), (9, 2383864), (12, 1787898), (14, 1532484), (18, 1191932), (21, 1021656), (24, 893949), (28, 766242), (36, 595966), (42, 510828), (56, 383121), (63, 340552), (72, 297983), (84, 255414), (126, 170276), (168, 127707), (252, 85138), (504, 42569)]