21792544

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 45874080

約数和(自身を除く): 24081536

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 73, 76, 146, 152, 292, 304, 491, 584, 608, 982, 1168, 1387, 1964, 2336, 2774, 3928, 5548, 7856, 9329, 11096, 15712, 18658, 22192, 35843, 37316, 44384, 71686, 74632, 143372, 149264, 286744, 298528, 573488, 681017, 1146976, 1362034, 2724068, 5448136, 10896272, 21792544]

約数ペア:

[(1, 21792544), (2, 10896272), (4, 5448136), (8, 2724068), (16, 1362034), (19, 1146976), (32, 681017), (38, 573488), (73, 298528), (76, 286744), (146, 149264), (152, 143372), (292, 74632), (304, 71686), (491, 44384), (584, 37316), (608, 35843), (982, 22192), (1168, 18658), (1387, 15712), (1964, 11096), (2336, 9329), (2774, 7856), (3928, 5548)]