21458214

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{19543}}^1$

素因数の和:19612

約数の個数: 24

約数和(自身を含む): 47257392

約数和(自身を除く): 25799178

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 19543, 39086, 58629, 117258, 175887, 351774, 1192123, 2384246, 3576369, 7152738, 10729107, 21458214]

約数ペア:

[(1, 21458214), (2, 10729107), (3, 7152738), (6, 3576369), (9, 2384246), (18, 1192123), (61, 351774), (122, 175887), (183, 117258), (366, 58629), (549, 39086), (1098, 19543)]