21708198

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8803}}^1$

素因数の和:8948

約数の個数: 24

約数和(自身を含む): 47383128

約数和(自身を除く): 25674930

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 8803, 17606, 26409, 52818, 79227, 158454, 1206011, 2412022, 3618033, 7236066, 10854099, 21708198]

約数ペア:

[(1, 21708198), (2, 10854099), (3, 7236066), (6, 3618033), (9, 2412022), (18, 1206011), (137, 158454), (274, 79227), (411, 52818), (822, 26409), (1233, 17606), (2466, 8803)]