21798258

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 22956942

約数列:

[1, 2, 3, 6, 59, 118, 139, 177, 278, 354, 417, 443, 834, 886, 1329, 2658, 8201, 16402, 24603, 26137, 49206, 52274, 61577, 78411, 123154, 156822, 184731, 369462, 3633043, 7266086, 10899129, 21798258]

約数ペア:

[(1, 21798258), (2, 10899129), (3, 7266086), (6, 3633043), (59, 369462), (118, 184731), (139, 156822), (177, 123154), (278, 78411), (354, 61577), (417, 52274), (443, 49206), (834, 26137), (886, 24603), (1329, 16402), (2658, 8201)]