21000201690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53846671}}^1$

素因数の和:53846694

約数の個数: 32

約数和(自身を含む): 54277445376

約数和(自身を除く): 33277243686

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53846671, 107693342, 161540013, 269233355, 323080026, 538466710, 700006723, 807700065, 1400013446, 1615400130, 2100020169, 3500033615, 4200040338, 7000067230, 10500100845, 21000201690]

約数ペア:

[(1, 21000201690), (2, 10500100845), (3, 7000067230), (5, 4200040338), (6, 3500033615), (10, 2100020169), (13, 1615400130), (15, 1400013446), (26, 807700065), (30, 700006723), (39, 538466710), (65, 323080026), (78, 269233355), (130, 161540013), (195, 107693342), (390, 53846671)]