21011184

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2861}}^1$

素因数の和:2895

約数の個数: 80

約数和(自身を含む): 63879840

約数和(自身を除く): 42868656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2861, 3672, 5722, 7344, 8583, 11444, 17166, 22888, 25749, 34332, 45776, 48637, 51498, 68664, 77247, 97274, 102996, 137328, 145911, 154494, 194548, 205992, 291822, 308988, 389096, 411984, 437733, 583644, 617976, 778192, 875466, 1167288, 1235952, 1313199, 1750932, 2334576, 2626398, 3501864, 5252796, 7003728, 10505592, 21011184]

約数ペア:

[(1, 21011184), (2, 10505592), (3, 7003728), (4, 5252796), (6, 3501864), (8, 2626398), (9, 2334576), (12, 1750932), (16, 1313199), (17, 1235952), (18, 1167288), (24, 875466), (27, 778192), (34, 617976), (36, 583644), (48, 437733), (51, 411984), (54, 389096), (68, 308988), (72, 291822), (102, 205992), (108, 194548), (136, 154494), (144, 145911), (153, 137328), (204, 102996), (216, 97274), (272, 77247), (306, 68664), (408, 51498), (432, 48637), (459, 45776), (612, 34332), (816, 25749), (918, 22888), (1224, 17166), (1836, 11444), (2448, 8583), (2861, 7344), (3672, 5722)]