21438090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238201}}^1$

素因数の和:238214

約数の個数: 24

約数和(自身を含む): 55739268

約数和(自身を除く): 34301178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238201, 476402, 714603, 1191005, 1429206, 2143809, 2382010, 3573015, 4287618, 7146030, 10719045, 21438090]

約数ペア:

[(1, 21438090), (2, 10719045), (3, 7146030), (5, 4287618), (6, 3573015), (9, 2382010), (10, 2143809), (15, 1429206), (18, 1191005), (30, 714603), (45, 476402), (90, 238201)]