21416484296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{8713}}^1$

素因数の和:8998

約数の個数: 64

約数和(自身を含む): 42956534400

約数和(自身を除く): 21540050104

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 157, 206, 314, 412, 628, 824, 1256, 1957, 2983, 3914, 5966, 7828, 8713, 11932, 15656, 16171, 17426, 23864, 32342, 34852, 64684, 69704, 129368, 165547, 307249, 331094, 614498, 662188, 897439, 1228996, 1324376, 1367941, 1794878, 2457992, 2735882, 3589756, 5471764, 7179512, 10943528, 17051341, 25990879, 34102682, 51981758, 68205364, 103963516, 136410728, 140897923, 207927032, 281795846, 563591692, 1127183384, 2677060537, 5354121074, 10708242148, 21416484296]

約数ペア:

[(1, 21416484296), (2, 10708242148), (4, 5354121074), (8, 2677060537), (19, 1127183384), (38, 563591692), (76, 281795846), (103, 207927032), (152, 140897923), (157, 136410728), (206, 103963516), (314, 68205364), (412, 51981758), (628, 34102682), (824, 25990879), (1256, 17051341), (1957, 10943528), (2983, 7179512), (3914, 5471764), (5966, 3589756), (7828, 2735882), (8713, 2457992), (11932, 1794878), (15656, 1367941), (16171, 1324376), (17426, 1228996), (23864, 897439), (32342, 662188), (34852, 614498), (64684, 331094), (69704, 307249), (129368, 165547)]