21876912

素因数分解:

$2^4\times 3^3\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:675

約数の個数: 80

約数和(自身を含む): 63612000

約数和(自身を除く): 41735088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 89, 108, 144, 178, 216, 267, 356, 432, 534, 569, 712, 801, 1068, 1138, 1424, 1602, 1707, 2136, 2276, 2403, 3204, 3414, 4272, 4552, 4806, 5121, 6408, 6828, 9104, 9612, 10242, 12816, 13656, 15363, 19224, 20484, 27312, 30726, 38448, 40968, 50641, 61452, 81936, 101282, 122904, 151923, 202564, 245808, 303846, 405128, 455769, 607692, 810256, 911538, 1215384, 1367307, 1823076, 2430768, 2734614, 3646152, 5469228, 7292304, 10938456, 21876912]

約数ペア:

[(1, 21876912), (2, 10938456), (3, 7292304), (4, 5469228), (6, 3646152), (8, 2734614), (9, 2430768), (12, 1823076), (16, 1367307), (18, 1215384), (24, 911538), (27, 810256), (36, 607692), (48, 455769), (54, 405128), (72, 303846), (89, 245808), (108, 202564), (144, 151923), (178, 122904), (216, 101282), (267, 81936), (356, 61452), (432, 50641), (534, 40968), (569, 38448), (712, 30726), (801, 27312), (1068, 20484), (1138, 19224), (1424, 15363), (1602, 13656), (1707, 12816), (2136, 10242), (2276, 9612), (2403, 9104), (3204, 6828), (3414, 6408), (4272, 5121), (4552, 4806)]