21751470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6197}}^1$

素因数の和:6226

約数の個数: 64

約数和(自身を含む): 62475840

約数和(自身を除く): 40724370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 6197, 12394, 18591, 30985, 37182, 55773, 61970, 80561, 92955, 111546, 161122, 167319, 185910, 241683, 278865, 334638, 402805, 483366, 557730, 725049, 805610, 836595, 1208415, 1450098, 1673190, 2175147, 2416830, 3625245, 4350294, 7250490, 10875735, 21751470]

約数ペア:

[(1, 21751470), (2, 10875735), (3, 7250490), (5, 4350294), (6, 3625245), (9, 2416830), (10, 2175147), (13, 1673190), (15, 1450098), (18, 1208415), (26, 836595), (27, 805610), (30, 725049), (39, 557730), (45, 483366), (54, 402805), (65, 334638), (78, 278865), (90, 241683), (117, 185910), (130, 167319), (135, 161122), (195, 111546), (234, 92955), (270, 80561), (351, 61970), (390, 55773), (585, 37182), (702, 30985), (1170, 18591), (1755, 12394), (3510, 6197)]