21016698

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 45939456

約数和(自身を除く): 24922758

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 313, 361, 589, 626, 722, 939, 1083, 1178, 1767, 1878, 2166, 3534, 5947, 9703, 11191, 11894, 17841, 19406, 22382, 29109, 33573, 35682, 58218, 67146, 112993, 184357, 225986, 338979, 368714, 553071, 677958, 1106142, 3502783, 7005566, 10508349, 21016698]

約数ペア:

[(1, 21016698), (2, 10508349), (3, 7005566), (6, 3502783), (19, 1106142), (31, 677958), (38, 553071), (57, 368714), (62, 338979), (93, 225986), (114, 184357), (186, 112993), (313, 67146), (361, 58218), (589, 35682), (626, 33573), (722, 29109), (939, 22382), (1083, 19406), (1178, 17841), (1767, 11894), (1878, 11191), (2166, 9703), (3534, 5947)]