21045084

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{383}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 52039680

約数和(自身を除く): 30994596

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 241, 383, 482, 723, 766, 964, 1149, 1446, 1532, 2298, 2892, 4579, 4596, 7277, 9158, 13737, 14554, 18316, 21831, 27474, 29108, 43662, 54948, 87324, 92303, 184606, 276909, 369212, 553818, 1107636, 1753757, 3507514, 5261271, 7015028, 10522542, 21045084]

約数ペア:

[(1, 21045084), (2, 10522542), (3, 7015028), (4, 5261271), (6, 3507514), (12, 1753757), (19, 1107636), (38, 553818), (57, 369212), (76, 276909), (114, 184606), (228, 92303), (241, 87324), (383, 54948), (482, 43662), (723, 29108), (766, 27474), (964, 21831), (1149, 18316), (1446, 14554), (1532, 13737), (2298, 9158), (2892, 7277), (4579, 4596)]