21233280313

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{20297}}^1$

素因数の和:20529

約数の個数: 32

約数和(自身を含む): 26306208000

約数和(自身を除く): 5072927687

約数列:

[1, 7, 17, 59, 119, 149, 413, 1003, 1043, 2533, 7021, 8791, 17731, 20297, 61537, 142079, 149447, 345049, 1046129, 1197523, 2415343, 3024253, 8382661, 20357891, 21169771, 51412301, 142505237, 178430927, 359886107, 1249016489, 3033325759, 21233280313]

約数ペア:

[(1, 21233280313), (7, 3033325759), (17, 1249016489), (59, 359886107), (119, 178430927), (149, 142505237), (413, 51412301), (1003, 21169771), (1043, 20357891), (2533, 8382661), (7021, 3024253), (8791, 2415343), (17731, 1197523), (20297, 1046129), (61537, 345049), (142079, 149447)]