21974688

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1861}}^1$

素因数の和:1918

約数の個数: 72

約数和(自身を含む): 64049076

約数和(自身を除く): 42074388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1861, 1968, 2952, 3722, 3936, 5583, 5904, 7444, 11166, 11808, 14888, 16749, 22332, 29776, 33498, 44664, 59552, 66996, 76301, 89328, 133992, 152602, 178656, 228903, 267984, 305204, 457806, 535968, 610408, 686709, 915612, 1220816, 1373418, 1831224, 2441632, 2746836, 3662448, 5493672, 7324896, 10987344, 21974688]

約数ペア:

[(1, 21974688), (2, 10987344), (3, 7324896), (4, 5493672), (6, 3662448), (8, 2746836), (9, 2441632), (12, 1831224), (16, 1373418), (18, 1220816), (24, 915612), (32, 686709), (36, 610408), (41, 535968), (48, 457806), (72, 305204), (82, 267984), (96, 228903), (123, 178656), (144, 152602), (164, 133992), (246, 89328), (288, 76301), (328, 66996), (369, 59552), (492, 44664), (656, 33498), (738, 29776), (984, 22332), (1312, 16749), (1476, 14888), (1861, 11808), (1968, 11166), (2952, 7444), (3722, 5904), (3936, 5583)]