21363296

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 45405360

約数和(自身を除く): 24042064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 76, 82, 152, 164, 304, 328, 608, 656, 779, 857, 1312, 1558, 1714, 3116, 3428, 6232, 6856, 12464, 13712, 16283, 24928, 27424, 32566, 35137, 65132, 70274, 130264, 140548, 260528, 281096, 521056, 562192, 667603, 1124384, 1335206, 2670412, 5340824, 10681648, 21363296]

約数ペア:

[(1, 21363296), (2, 10681648), (4, 5340824), (8, 2670412), (16, 1335206), (19, 1124384), (32, 667603), (38, 562192), (41, 521056), (76, 281096), (82, 260528), (152, 140548), (164, 130264), (304, 70274), (328, 65132), (608, 35137), (656, 32566), (779, 27424), (857, 24928), (1312, 16283), (1558, 13712), (1714, 12464), (3116, 6856), (3428, 6232)]