21995616

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 40903584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 76, 93, 96, 114, 124, 152, 186, 228, 248, 304, 372, 389, 456, 496, 589, 608, 744, 778, 912, 992, 1167, 1178, 1488, 1556, 1767, 1824, 2334, 2356, 2976, 3112, 3534, 4668, 4712, 6224, 7068, 7391, 9336, 9424, 12059, 12448, 14136, 14782, 18672, 18848, 22173, 24118, 28272, 29564, 36177, 37344, 44346, 48236, 56544, 59128, 72354, 88692, 96472, 118256, 144708, 177384, 192944, 229121, 236512, 289416, 354768, 385888, 458242, 578832, 687363, 709536, 916484, 1157664, 1374726, 1832968, 2749452, 3665936, 5498904, 7331872, 10997808, 21995616]

約数ペア:

[(1, 21995616), (2, 10997808), (3, 7331872), (4, 5498904), (6, 3665936), (8, 2749452), (12, 1832968), (16, 1374726), (19, 1157664), (24, 916484), (31, 709536), (32, 687363), (38, 578832), (48, 458242), (57, 385888), (62, 354768), (76, 289416), (93, 236512), (96, 229121), (114, 192944), (124, 177384), (152, 144708), (186, 118256), (228, 96472), (248, 88692), (304, 72354), (372, 59128), (389, 56544), (456, 48236), (496, 44346), (589, 37344), (608, 36177), (744, 29564), (778, 28272), (912, 24118), (992, 22173), (1167, 18848), (1178, 18672), (1488, 14782), (1556, 14136), (1767, 12448), (1824, 12059), (2334, 9424), (2356, 9336), (2976, 7391), (3112, 7068), (3534, 6224), (4668, 4712)]