21484492

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{487}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 38737440

約数和(自身を除く): 17252948

約数列:

[1, 2, 4, 41, 82, 164, 269, 487, 538, 974, 1076, 1948, 11029, 19967, 22058, 39934, 44116, 79868, 131003, 262006, 524012, 5371123, 10742246, 21484492]

約数ペア:

[(1, 21484492), (2, 10742246), (4, 5371123), (41, 524012), (82, 262006), (164, 131003), (269, 79868), (487, 44116), (538, 39934), (974, 22058), (1076, 19967), (1948, 11029)]