21866910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 60082560

約数和(自身を除く): 38215650

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 169, 190, 195, 227, 247, 285, 338, 390, 454, 494, 507, 570, 681, 741, 845, 1014, 1135, 1235, 1362, 1482, 1690, 2270, 2470, 2535, 2951, 3211, 3405, 3705, 4313, 5070, 5902, 6422, 6810, 7410, 8626, 8853, 9633, 12939, 14755, 16055, 17706, 19266, 21565, 25878, 29510, 32110, 38363, 43130, 44265, 48165, 56069, 64695, 76726, 88530, 96330, 112138, 115089, 129390, 168207, 191815, 230178, 280345, 336414, 383630, 560690, 575445, 728897, 841035, 1150890, 1457794, 1682070, 2186691, 3644485, 4373382, 7288970, 10933455, 21866910]

約数ペア:

[(1, 21866910), (2, 10933455), (3, 7288970), (5, 4373382), (6, 3644485), (10, 2186691), (13, 1682070), (15, 1457794), (19, 1150890), (26, 841035), (30, 728897), (38, 575445), (39, 560690), (57, 383630), (65, 336414), (78, 280345), (95, 230178), (114, 191815), (130, 168207), (169, 129390), (190, 115089), (195, 112138), (227, 96330), (247, 88530), (285, 76726), (338, 64695), (390, 56069), (454, 48165), (494, 44265), (507, 43130), (570, 38363), (681, 32110), (741, 29510), (845, 25878), (1014, 21565), (1135, 19266), (1235, 17706), (1362, 16055), (1482, 14755), (1690, 12939), (2270, 9633), (2470, 8853), (2535, 8626), (2951, 7410), (3211, 6810), (3405, 6422), (3705, 5902), (4313, 5070)]