21872954

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 35721216

約数和(自身を除く): 13848262

約数列:

[1, 2, 23, 46, 47, 67, 94, 134, 151, 302, 1081, 1541, 2162, 3082, 3149, 3473, 6298, 6946, 7097, 10117, 14194, 20234, 72427, 144854, 163231, 232691, 326462, 465382, 475499, 950998, 10936477, 21872954]

約数ペア:

[(1, 21872954), (2, 10936477), (23, 950998), (46, 475499), (47, 465382), (67, 326462), (94, 232691), (134, 163231), (151, 144854), (302, 72427), (1081, 20234), (1541, 14194), (2162, 10117), (3082, 7097), (3149, 6946), (3473, 6298)]