21754008

素因数分解:

$2^3\times 3^4\times {\mathrm{59}}^1\times {\mathrm{569}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 62073000

約数和(自身を除く): 40318992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 81, 108, 118, 162, 177, 216, 236, 324, 354, 472, 531, 569, 648, 708, 1062, 1138, 1416, 1593, 1707, 2124, 2276, 3186, 3414, 4248, 4552, 4779, 5121, 6372, 6828, 9558, 10242, 12744, 13656, 15363, 19116, 20484, 30726, 33571, 38232, 40968, 46089, 61452, 67142, 92178, 100713, 122904, 134284, 184356, 201426, 268568, 302139, 368712, 402852, 604278, 805704, 906417, 1208556, 1812834, 2417112, 2719251, 3625668, 5438502, 7251336, 10877004, 21754008]

約数ペア:

[(1, 21754008), (2, 10877004), (3, 7251336), (4, 5438502), (6, 3625668), (8, 2719251), (9, 2417112), (12, 1812834), (18, 1208556), (24, 906417), (27, 805704), (36, 604278), (54, 402852), (59, 368712), (72, 302139), (81, 268568), (108, 201426), (118, 184356), (162, 134284), (177, 122904), (216, 100713), (236, 92178), (324, 67142), (354, 61452), (472, 46089), (531, 40968), (569, 38232), (648, 33571), (708, 30726), (1062, 20484), (1138, 19116), (1416, 15363), (1593, 13656), (1707, 12744), (2124, 10242), (2276, 9558), (3186, 6828), (3414, 6372), (4248, 5121), (4552, 4779)]