21721204

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2969}}^1$

素因数の和:3063

約数の個数: 24

約数和(自身を含む): 39916800

約数和(自身を除く): 18195596

約数列:

[1, 2, 4, 31, 59, 62, 118, 124, 236, 1829, 2969, 3658, 5938, 7316, 11876, 92039, 175171, 184078, 350342, 368156, 700684, 5430301, 10860602, 21721204]

約数ペア:

[(1, 21721204), (2, 10860602), (4, 5430301), (31, 700684), (59, 368156), (62, 350342), (118, 184078), (124, 175171), (236, 92039), (1829, 11876), (2969, 7316), (3658, 5938)]