21203982

素因数分解:

$2^1\times 3^2\times {\mathrm{179}}^1\times {\mathrm{6581}}^1$

素因数の和:6768

約数の個数: 24

約数和(自身を含む): 46205640

約数和(自身を除く): 25001658

約数列:

[1, 2, 3, 6, 9, 18, 179, 358, 537, 1074, 1611, 3222, 6581, 13162, 19743, 39486, 59229, 118458, 1177999, 2355998, 3533997, 7067994, 10601991, 21203982]

約数ペア:

[(1, 21203982), (2, 10601991), (3, 7067994), (6, 3533997), (9, 2355998), (18, 1177999), (179, 118458), (358, 59229), (537, 39486), (1074, 19743), (1611, 13162), (3222, 6581)]