21836690576

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{797}}^1\times {\mathrm{90127}}^1$

素因数の和:90951

約数の個数: 40

約数和(自身を含む): 44591729280

約数和(自身を除く): 22755038704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 797, 1594, 3188, 6376, 12752, 15143, 30286, 60572, 90127, 121144, 180254, 242288, 360508, 721016, 1442032, 1712413, 3424826, 6849652, 13699304, 27398608, 71831219, 143662438, 287324876, 574649752, 1149299504, 1364793161, 2729586322, 5459172644, 10918345288, 21836690576]

約数ペア:

[(1, 21836690576), (2, 10918345288), (4, 5459172644), (8, 2729586322), (16, 1364793161), (19, 1149299504), (38, 574649752), (76, 287324876), (152, 143662438), (304, 71831219), (797, 27398608), (1594, 13699304), (3188, 6849652), (6376, 3424826), (12752, 1712413), (15143, 1442032), (30286, 721016), (60572, 360508), (90127, 242288), (121144, 180254)]