21115665570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16368733}}^1$

素因数の和:16368786

約数の個数: 32

約数和(自身を含む): 51856149312

約数和(自身を除く): 30740483742

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16368733, 32737466, 49106199, 81843665, 98212398, 163687330, 245530995, 491061990, 703855519, 1407711038, 2111566557, 3519277595, 4223133114, 7038555190, 10557832785, 21115665570]

約数ペア:

[(1, 21115665570), (2, 10557832785), (3, 7038555190), (5, 4223133114), (6, 3519277595), (10, 2111566557), (15, 1407711038), (30, 703855519), (43, 491061990), (86, 245530995), (129, 163687330), (215, 98212398), (258, 81843665), (430, 49106199), (645, 32737466), (1290, 16368733)]