21950484

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 52663296

約数和(自身を除く): 30712812

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 157, 183, 191, 244, 314, 366, 382, 471, 573, 628, 732, 764, 942, 1146, 1884, 2292, 9577, 11651, 19154, 23302, 28731, 29987, 34953, 38308, 46604, 57462, 59974, 69906, 89961, 114924, 119948, 139812, 179922, 359844, 1829207, 3658414, 5487621, 7316828, 10975242, 21950484]

約数ペア:

[(1, 21950484), (2, 10975242), (3, 7316828), (4, 5487621), (6, 3658414), (12, 1829207), (61, 359844), (122, 179922), (157, 139812), (183, 119948), (191, 114924), (244, 89961), (314, 69906), (366, 59974), (382, 57462), (471, 46604), (573, 38308), (628, 34953), (732, 29987), (764, 28731), (942, 23302), (1146, 19154), (1884, 11651), (2292, 9577)]