21900450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1$

素因数の和:1060

約数の個数: 96

約数和(自身を含む): 63870912

約数和(自身を除く): 41970462

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 130, 143, 150, 165, 195, 275, 286, 325, 330, 390, 429, 550, 650, 715, 825, 858, 975, 1021, 1430, 1650, 1950, 2042, 2145, 3063, 3575, 4290, 5105, 6126, 7150, 10210, 10725, 11231, 13273, 15315, 21450, 22462, 25525, 26546, 30630, 33693, 39819, 51050, 56155, 66365, 67386, 76575, 79638, 112310, 132730, 146003, 153150, 168465, 199095, 280775, 292006, 331825, 336930, 398190, 438009, 561550, 663650, 730015, 842325, 876018, 995475, 1460030, 1684650, 1990950, 2190045, 3650075, 4380090, 7300150, 10950225, 21900450]

約数ペア:

[(1, 21900450), (2, 10950225), (3, 7300150), (5, 4380090), (6, 3650075), (10, 2190045), (11, 1990950), (13, 1684650), (15, 1460030), (22, 995475), (25, 876018), (26, 842325), (30, 730015), (33, 663650), (39, 561550), (50, 438009), (55, 398190), (65, 336930), (66, 331825), (75, 292006), (78, 280775), (110, 199095), (130, 168465), (143, 153150), (150, 146003), (165, 132730), (195, 112310), (275, 79638), (286, 76575), (325, 67386), (330, 66365), (390, 56155), (429, 51050), (550, 39819), (650, 33693), (715, 30630), (825, 26546), (858, 25525), (975, 22462), (1021, 21450), (1430, 15315), (1650, 13273), (1950, 11231), (2042, 10725), (2145, 10210), (3063, 7150), (3575, 6126), (4290, 5105)]