21619066690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7867}}^1\times {\mathrm{21139}}^1$

素因数の和:29026

約数の個数: 32

約数和(自身を含む): 41915039040

約数和(自身を除く): 20295972350

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 7867, 15734, 21139, 39335, 42278, 78670, 102271, 105695, 204542, 211390, 274807, 511355, 549614, 1022710, 1374035, 2748070, 166300513, 332601026, 831502565, 1663005130, 2161906669, 4323813338, 10809533345, 21619066690]

約数ペア:

[(1, 21619066690), (2, 10809533345), (5, 4323813338), (10, 2161906669), (13, 1663005130), (26, 831502565), (65, 332601026), (130, 166300513), (7867, 2748070), (15734, 1374035), (21139, 1022710), (39335, 549614), (42278, 511355), (78670, 274807), (102271, 211390), (105695, 204542)]