21479616

素因数分解:

$2^6\times 3^2\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:526

約数の個数: 84

約数和(自身を含む): 62407800

約数和(自身を除く): 40928184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 144, 178, 192, 267, 288, 356, 419, 534, 576, 712, 801, 838, 1068, 1257, 1424, 1602, 1676, 2136, 2514, 2848, 3204, 3352, 3771, 4272, 5028, 5696, 6408, 6704, 7542, 8544, 10056, 12816, 13408, 15084, 17088, 20112, 25632, 26816, 30168, 37291, 40224, 51264, 60336, 74582, 80448, 111873, 120672, 149164, 223746, 241344, 298328, 335619, 447492, 596656, 671238, 894984, 1193312, 1342476, 1789968, 2386624, 2684952, 3579936, 5369904, 7159872, 10739808, 21479616]

約数ペア:

[(1, 21479616), (2, 10739808), (3, 7159872), (4, 5369904), (6, 3579936), (8, 2684952), (9, 2386624), (12, 1789968), (16, 1342476), (18, 1193312), (24, 894984), (32, 671238), (36, 596656), (48, 447492), (64, 335619), (72, 298328), (89, 241344), (96, 223746), (144, 149164), (178, 120672), (192, 111873), (267, 80448), (288, 74582), (356, 60336), (419, 51264), (534, 40224), (576, 37291), (712, 30168), (801, 26816), (838, 25632), (1068, 20112), (1257, 17088), (1424, 15084), (1602, 13408), (1676, 12816), (2136, 10056), (2514, 8544), (2848, 7542), (3204, 6704), (3352, 6408), (3771, 5696), (4272, 5028)]