21737790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 59675616

約数和(自身を除く): 37937826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 43, 45, 82, 86, 90, 123, 129, 137, 205, 215, 246, 258, 274, 369, 387, 410, 411, 430, 615, 645, 685, 738, 774, 822, 1230, 1233, 1290, 1370, 1763, 1845, 1935, 2055, 2466, 3526, 3690, 3870, 4110, 5289, 5617, 5891, 6165, 8815, 10578, 11234, 11782, 12330, 15867, 16851, 17630, 17673, 26445, 28085, 29455, 31734, 33702, 35346, 50553, 52890, 53019, 56170, 58910, 79335, 84255, 88365, 101106, 106038, 158670, 168510, 176730, 241531, 252765, 265095, 483062, 505530, 530190, 724593, 1207655, 1449186, 2173779, 2415310, 3622965, 4347558, 7245930, 10868895, 21737790]

約数ペア:

[(1, 21737790), (2, 10868895), (3, 7245930), (5, 4347558), (6, 3622965), (9, 2415310), (10, 2173779), (15, 1449186), (18, 1207655), (30, 724593), (41, 530190), (43, 505530), (45, 483062), (82, 265095), (86, 252765), (90, 241531), (123, 176730), (129, 168510), (137, 158670), (205, 106038), (215, 101106), (246, 88365), (258, 84255), (274, 79335), (369, 58910), (387, 56170), (410, 53019), (411, 52890), (430, 50553), (615, 35346), (645, 33702), (685, 31734), (738, 29455), (774, 28085), (822, 26445), (1230, 17673), (1233, 17630), (1290, 16851), (1370, 15867), (1763, 12330), (1845, 11782), (1935, 11234), (2055, 10578), (2466, 8815), (3526, 6165), (3690, 5891), (3870, 5617), (4110, 5289)]