21444180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1483}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 60333504

約数和(自身を除く): 38889324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1446, 1483, 2410, 2892, 2966, 3615, 4449, 4820, 5932, 7230, 7415, 8898, 14460, 14830, 17796, 22245, 29660, 44490, 88980, 357403, 714806, 1072209, 1429612, 1787015, 2144418, 3574030, 4288836, 5361045, 7148060, 10722090, 21444180]

約数ペア:

[(1, 21444180), (2, 10722090), (3, 7148060), (4, 5361045), (5, 4288836), (6, 3574030), (10, 2144418), (12, 1787015), (15, 1429612), (20, 1072209), (30, 714806), (60, 357403), (241, 88980), (482, 44490), (723, 29660), (964, 22245), (1205, 17796), (1446, 14830), (1483, 14460), (2410, 8898), (2892, 7415), (2966, 7230), (3615, 5932), (4449, 4820)]