21758964

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 52463040

約数和(自身を除く): 30704076

約数列:

[1, 2, 3, 4, 6, 12, 59, 73, 118, 146, 177, 219, 236, 292, 354, 421, 438, 708, 842, 876, 1263, 1684, 2526, 4307, 5052, 8614, 12921, 17228, 24839, 25842, 30733, 49678, 51684, 61466, 74517, 92199, 99356, 122932, 149034, 184398, 298068, 368796, 1813247, 3626494, 5439741, 7252988, 10879482, 21758964]

約数ペア:

[(1, 21758964), (2, 10879482), (3, 7252988), (4, 5439741), (6, 3626494), (12, 1813247), (59, 368796), (73, 298068), (118, 184398), (146, 149034), (177, 122932), (219, 99356), (236, 92199), (292, 74517), (354, 61466), (421, 51684), (438, 49678), (708, 30733), (842, 25842), (876, 24839), (1263, 17228), (1684, 12921), (2526, 8614), (4307, 5052)]