21537003586

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2693}}^1\times {\mathrm{15439}}^1$

素因数の和:18178

約数の個数: 32

約数和(自身を含む): 37934968320

約数和(自身を除く): 16397964734

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 2693, 5386, 15439, 18851, 30878, 37702, 99641, 108073, 199282, 216146, 571243, 697487, 1142486, 1394974, 3998701, 7997402, 41577227, 83154454, 291040589, 582081178, 1538357399, 3076714798, 10768501793, 21537003586]

約数ペア:

[(1, 21537003586), (2, 10768501793), (7, 3076714798), (14, 1538357399), (37, 582081178), (74, 291040589), (259, 83154454), (518, 41577227), (2693, 7997402), (5386, 3998701), (15439, 1394974), (18851, 1142486), (30878, 697487), (37702, 571243), (99641, 216146), (108073, 199282)]