21821987516

素因数分解:

$2^2\times 7^2\times {\mathrm{3727}}^1\times {\mathrm{29873}}^1$

素因数の和:33618

約数の個数: 36

約数和(自身を含む): 44436738528

約数和(自身を除く): 22614751012

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 3727, 7454, 14908, 26089, 29873, 52178, 59746, 104356, 119492, 182623, 209111, 365246, 418222, 730492, 836444, 1463777, 2927554, 5855108, 111336671, 222673342, 445346684, 779356697, 1558713394, 3117426788, 5455496879, 10910993758, 21821987516]

約数ペア:

[(1, 21821987516), (2, 10910993758), (4, 5455496879), (7, 3117426788), (14, 1558713394), (28, 779356697), (49, 445346684), (98, 222673342), (196, 111336671), (3727, 5855108), (7454, 2927554), (14908, 1463777), (26089, 836444), (29873, 730492), (52178, 418222), (59746, 365246), (104356, 209111), (119492, 182623)]