21125016

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:566

約数の個数: 128

約数和(自身を含む): 67910400

約数和(自身を除く): 46785384

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 27, 33, 34, 36, 44, 51, 54, 66, 68, 72, 88, 99, 102, 108, 132, 136, 153, 187, 198, 204, 216, 264, 297, 306, 374, 396, 408, 459, 523, 561, 594, 612, 748, 792, 918, 1046, 1122, 1188, 1224, 1496, 1569, 1683, 1836, 2092, 2244, 2376, 3138, 3366, 3672, 4184, 4488, 4707, 5049, 5753, 6276, 6732, 8891, 9414, 10098, 11506, 12552, 13464, 14121, 17259, 17782, 18828, 20196, 23012, 26673, 28242, 34518, 35564, 37656, 40392, 46024, 51777, 53346, 56484, 69036, 71128, 80019, 97801, 103554, 106692, 112968, 138072, 155331, 160038, 195602, 207108, 213384, 240057, 293403, 310662, 320076, 391204, 414216, 480114, 586806, 621324, 640152, 782408, 880209, 960228, 1173612, 1242648, 1760418, 1920456, 2347224, 2640627, 3520836, 5281254, 7041672, 10562508, 21125016]

約数ペア:

[(1, 21125016), (2, 10562508), (3, 7041672), (4, 5281254), (6, 3520836), (8, 2640627), (9, 2347224), (11, 1920456), (12, 1760418), (17, 1242648), (18, 1173612), (22, 960228), (24, 880209), (27, 782408), (33, 640152), (34, 621324), (36, 586806), (44, 480114), (51, 414216), (54, 391204), (66, 320076), (68, 310662), (72, 293403), (88, 240057), (99, 213384), (102, 207108), (108, 195602), (132, 160038), (136, 155331), (153, 138072), (187, 112968), (198, 106692), (204, 103554), (216, 97801), (264, 80019), (297, 71128), (306, 69036), (374, 56484), (396, 53346), (408, 51777), (459, 46024), (523, 40392), (561, 37656), (594, 35564), (612, 34518), (748, 28242), (792, 26673), (918, 23012), (1046, 20196), (1122, 18828), (1188, 17782), (1224, 17259), (1496, 14121), (1569, 13464), (1683, 12552), (1836, 11506), (2092, 10098), (2244, 9414), (2376, 8891), (3138, 6732), (3366, 6276), (3672, 5753), (4184, 5049), (4488, 4707)]