21667472

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{607}}^1$

素因数の和:735

約数の個数: 40

約数和(自身を含む): 44330496

約数和(自身を除く): 22663024

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 97, 184, 194, 368, 388, 607, 776, 1214, 1552, 2231, 2428, 4462, 4856, 8924, 9712, 13961, 17848, 27922, 35696, 55844, 58879, 111688, 117758, 223376, 235516, 471032, 942064, 1354217, 2708434, 5416868, 10833736, 21667472]

約数ペア:

[(1, 21667472), (2, 10833736), (4, 5416868), (8, 2708434), (16, 1354217), (23, 942064), (46, 471032), (92, 235516), (97, 223376), (184, 117758), (194, 111688), (368, 58879), (388, 55844), (607, 35696), (776, 27922), (1214, 17848), (1552, 13961), (2231, 9712), (2428, 8924), (4462, 4856)]