21182310

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 38571930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 243, 270, 345, 379, 405, 414, 486, 621, 690, 758, 810, 1035, 1137, 1215, 1242, 1863, 1895, 2070, 2274, 2430, 3105, 3411, 3726, 3790, 5589, 5685, 6210, 6822, 8717, 9315, 10233, 11178, 11370, 17055, 17434, 18630, 20466, 26151, 27945, 30699, 34110, 43585, 51165, 52302, 55890, 61398, 78453, 87170, 92097, 102330, 130755, 153495, 156906, 184194, 235359, 261510, 306990, 392265, 460485, 470718, 706077, 784530, 920970, 1176795, 1412154, 2118231, 2353590, 3530385, 4236462, 7060770, 10591155, 21182310]

約数ペア:

[(1, 21182310), (2, 10591155), (3, 7060770), (5, 4236462), (6, 3530385), (9, 2353590), (10, 2118231), (15, 1412154), (18, 1176795), (23, 920970), (27, 784530), (30, 706077), (45, 470718), (46, 460485), (54, 392265), (69, 306990), (81, 261510), (90, 235359), (115, 184194), (135, 156906), (138, 153495), (162, 130755), (207, 102330), (230, 92097), (243, 87170), (270, 78453), (345, 61398), (379, 55890), (405, 52302), (414, 51165), (486, 43585), (621, 34110), (690, 30699), (758, 27945), (810, 26151), (1035, 20466), (1137, 18630), (1215, 17434), (1242, 17055), (1863, 11370), (1895, 11178), (2070, 10233), (2274, 9315), (2430, 8717), (3105, 6822), (3411, 6210), (3726, 5685), (3790, 5589)]