21315246

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3119}}^1$

素因数の和:3208

約数の個数: 32

約数和(自身を含む): 45826560

約数和(自身を除く): 24511314

約数列:

[1, 2, 3, 6, 17, 34, 51, 67, 102, 134, 201, 402, 1139, 2278, 3119, 3417, 6238, 6834, 9357, 18714, 53023, 106046, 159069, 208973, 318138, 417946, 626919, 1253838, 3552541, 7105082, 10657623, 21315246]

約数ペア:

[(1, 21315246), (2, 10657623), (3, 7105082), (6, 3552541), (17, 1253838), (34, 626919), (51, 417946), (67, 318138), (102, 208973), (134, 159069), (201, 106046), (402, 53023), (1139, 18714), (2278, 9357), (3119, 6834), (3417, 6238)]