21085010070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{253639}}^1$

素因数の和:253829

約数の個数: 64

約数和(自身を含む): 53909660160

約数和(自身を除く): 32824650090

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 163, 170, 255, 326, 489, 510, 815, 978, 1630, 2445, 2771, 4890, 5542, 8313, 13855, 16626, 27710, 41565, 83130, 253639, 507278, 760917, 1268195, 1521834, 2536390, 3804585, 4311863, 7609170, 8623726, 12935589, 21559315, 25871178, 41343157, 43118630, 64677945, 82686314, 124029471, 129355890, 206715785, 248058942, 413431570, 620147355, 702833669, 1240294710, 1405667338, 2108501007, 3514168345, 4217002014, 7028336690, 10542505035, 21085010070]

約数ペア:

[(1, 21085010070), (2, 10542505035), (3, 7028336690), (5, 4217002014), (6, 3514168345), (10, 2108501007), (15, 1405667338), (17, 1240294710), (30, 702833669), (34, 620147355), (51, 413431570), (85, 248058942), (102, 206715785), (163, 129355890), (170, 124029471), (255, 82686314), (326, 64677945), (489, 43118630), (510, 41343157), (815, 25871178), (978, 21559315), (1630, 12935589), (2445, 8623726), (2771, 7609170), (4890, 4311863), (5542, 3804585), (8313, 2536390), (13855, 1521834), (16626, 1268195), (27710, 760917), (41565, 507278), (83130, 253639)]