21467702980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{593}}^1\times {\mathrm{62417}}^1$

素因数の和:63048

約数の個数: 48

約数和(自身を含む): 46716127920

約数和(自身を除く): 25248424940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 593, 1186, 2372, 2965, 5930, 11860, 17197, 34394, 62417, 68788, 85985, 124834, 171970, 249668, 312085, 343940, 624170, 1248340, 1810093, 3620186, 7240372, 9050465, 18100930, 36201860, 37013281, 74026562, 148053124, 185066405, 370132810, 740265620, 1073385149, 2146770298, 4293540596, 5366925745, 10733851490, 21467702980]

約数ペア:

[(1, 21467702980), (2, 10733851490), (4, 5366925745), (5, 4293540596), (10, 2146770298), (20, 1073385149), (29, 740265620), (58, 370132810), (116, 185066405), (145, 148053124), (290, 74026562), (580, 37013281), (593, 36201860), (1186, 18100930), (2372, 9050465), (2965, 7240372), (5930, 3620186), (11860, 1810093), (17197, 1248340), (34394, 624170), (62417, 343940), (68788, 312085), (85985, 249668), (124834, 171970)]