21152802838

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{54437}}^1$

素因数の和:54624

約数の個数: 32

約数和(自身を含む): 33512032800

約数和(自身を除く): 12359229962

約数列:

[1, 2, 37, 59, 74, 89, 118, 178, 2183, 3293, 4366, 5251, 6586, 10502, 54437, 108874, 194287, 388574, 2014169, 3211783, 4028338, 4844893, 6423566, 9689786, 118835971, 179261041, 237671942, 285848687, 358522082, 571697374, 10576401419, 21152802838]

約数ペア:

[(1, 21152802838), (2, 10576401419), (37, 571697374), (59, 358522082), (74, 285848687), (89, 237671942), (118, 179261041), (178, 118835971), (2183, 9689786), (3293, 6423566), (4366, 4844893), (5251, 4028338), (6586, 3211783), (10502, 2014169), (54437, 388574), (108874, 194287)]