21043669414

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1\times {\mathrm{2027}}^1$

素因数の和:2892

約数の個数: 32

約数和(自身を含む): 32625815040

約数和(自身を除く): 11582145626

約数列:

[1, 2, 37, 74, 239, 478, 587, 1174, 2027, 4054, 8843, 17686, 21719, 43438, 74999, 140293, 149998, 280586, 484453, 968906, 1189849, 2379698, 5190841, 10381682, 17924761, 35849522, 44024413, 88048826, 284373911, 568747822, 10521834707, 21043669414]

約数ペア:

[(1, 21043669414), (2, 10521834707), (37, 568747822), (74, 284373911), (239, 88048826), (478, 44024413), (587, 35849522), (1174, 17924761), (2027, 10381682), (4054, 5190841), (8843, 2379698), (17686, 1189849), (21719, 968906), (43438, 484453), (74999, 280586), (140293, 149998)]