21370291218

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{69837553}}^1$

素因数の和:69837578

約数の個数: 24

約数和(自身を含む): 49025962908

約数和(自身を除く): 27655671690

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 69837553, 139675106, 209512659, 419025318, 628537977, 1187238401, 1257075954, 2374476802, 3561715203, 7123430406, 10685145609, 21370291218]

約数ペア:

[(1, 21370291218), (2, 10685145609), (3, 7123430406), (6, 3561715203), (9, 2374476802), (17, 1257075954), (18, 1187238401), (34, 628537977), (51, 419025318), (102, 209512659), (153, 139675106), (306, 69837553)]