21964540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3673}}^1$

素因数の和:3718

約数の個数: 48

約数和(自身を含む): 51847488

約数和(自身を除く): 29882948

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 3673, 5980, 7346, 14692, 18365, 36730, 47749, 73460, 84479, 95498, 168958, 190996, 238745, 337916, 422395, 477490, 844790, 954980, 1098227, 1689580, 2196454, 4392908, 5491135, 10982270, 21964540]

約数ペア:

[(1, 21964540), (2, 10982270), (4, 5491135), (5, 4392908), (10, 2196454), (13, 1689580), (20, 1098227), (23, 954980), (26, 844790), (46, 477490), (52, 422395), (65, 337916), (92, 238745), (115, 190996), (130, 168958), (230, 95498), (260, 84479), (299, 73460), (460, 47749), (598, 36730), (1196, 18365), (1495, 14692), (2990, 7346), (3673, 5980)]