21445038

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{19531}}^1$

素因数の和:19600

約数の個数: 24

約数和(自身を含む): 47228376

約数和(自身を除く): 25783338

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 19531, 39062, 58593, 117186, 175779, 351558, 1191391, 2382782, 3574173, 7148346, 10722519, 21445038]

約数ペア:

[(1, 21445038), (2, 10722519), (3, 7148346), (6, 3574173), (9, 2382782), (18, 1191391), (61, 351558), (122, 175779), (183, 117186), (366, 58593), (549, 39062), (1098, 19531)]