21212246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 16527274

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 209, 341, 418, 589, 682, 1178, 1637, 3274, 6479, 12958, 18007, 31103, 36014, 50747, 62206, 101494, 342133, 558217, 684266, 964193, 1116434, 1928386, 10606123, 21212246]

約数ペア:

[(1, 21212246), (2, 10606123), (11, 1928386), (19, 1116434), (22, 964193), (31, 684266), (38, 558217), (62, 342133), (209, 101494), (341, 62206), (418, 50747), (589, 36014), (682, 31103), (1178, 18007), (1637, 12958), (3274, 6479)]