21133026819

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{39989}}^1$

素因数の和:40081

約数の個数: 48

約数和(自身を含む): 33613994400

約数和(自身を除く): 12480967581

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 529, 621, 851, 999, 1587, 2553, 4761, 7659, 14283, 19573, 22977, 39989, 58719, 119967, 176157, 359901, 528471, 919747, 1079703, 1479593, 2759241, 4438779, 8277723, 13316337, 21154181, 24833169, 34030639, 39949011, 63462543, 102091917, 190387629, 306275751, 571162887, 782704697, 918827253, 2348114091, 7044342273, 21133026819]

約数ペア:

[(1, 21133026819), (3, 7044342273), (9, 2348114091), (23, 918827253), (27, 782704697), (37, 571162887), (69, 306275751), (111, 190387629), (207, 102091917), (333, 63462543), (529, 39949011), (621, 34030639), (851, 24833169), (999, 21154181), (1587, 13316337), (2553, 8277723), (4761, 4438779), (7659, 2759241), (14283, 1479593), (19573, 1079703), (22977, 919747), (39989, 528471), (58719, 359901), (119967, 176157)]