21349500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 63807744

約数和(自身を除く): 42458244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 125, 129, 150, 172, 215, 250, 258, 300, 331, 375, 430, 500, 516, 645, 662, 750, 860, 993, 1075, 1290, 1324, 1500, 1655, 1986, 2150, 2580, 3225, 3310, 3972, 4300, 4965, 5375, 6450, 6620, 8275, 9930, 10750, 12900, 14233, 16125, 16550, 19860, 21500, 24825, 28466, 32250, 33100, 41375, 42699, 49650, 56932, 64500, 71165, 82750, 85398, 99300, 124125, 142330, 165500, 170796, 213495, 248250, 284660, 355825, 426990, 496500, 711650, 853980, 1067475, 1423300, 1779125, 2134950, 3558250, 4269900, 5337375, 7116500, 10674750, 21349500]

約数ペア:

[(1, 21349500), (2, 10674750), (3, 7116500), (4, 5337375), (5, 4269900), (6, 3558250), (10, 2134950), (12, 1779125), (15, 1423300), (20, 1067475), (25, 853980), (30, 711650), (43, 496500), (50, 426990), (60, 355825), (75, 284660), (86, 248250), (100, 213495), (125, 170796), (129, 165500), (150, 142330), (172, 124125), (215, 99300), (250, 85398), (258, 82750), (300, 71165), (331, 64500), (375, 56932), (430, 49650), (500, 42699), (516, 41375), (645, 33100), (662, 32250), (750, 28466), (860, 24825), (993, 21500), (1075, 19860), (1290, 16550), (1324, 16125), (1500, 14233), (1655, 12900), (1986, 10750), (2150, 9930), (2580, 8275), (3225, 6620), (3310, 6450), (3972, 5375), (4300, 4965)]