21493746

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{70241}}^1$

素因数の和:70266

約数の個数: 24

約数和(自身を含む): 49309884

約数和(自身を除く): 27816138

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 70241, 140482, 210723, 421446, 632169, 1194097, 1264338, 2388194, 3582291, 7164582, 10746873, 21493746]

約数ペア:

[(1, 21493746), (2, 10746873), (3, 7164582), (6, 3582291), (9, 2388194), (17, 1264338), (18, 1194097), (34, 632169), (51, 421446), (102, 210723), (153, 140482), (306, 70241)]