21184992

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{4327}}^1$

素因数の和:4360

約数の個数: 72

約数和(自身を含む): 63803376

約数和(自身を除く): 42618384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4327, 4896, 8654, 12981, 17308, 25962, 34616, 38943, 51924, 69232, 73559, 77886, 103848, 138464, 147118, 155772, 207696, 220677, 294236, 311544, 415392, 441354, 588472, 623088, 662031, 882708, 1176944, 1246176, 1324062, 1765416, 2353888, 2648124, 3530832, 5296248, 7061664, 10592496, 21184992]

約数ペア:

[(1, 21184992), (2, 10592496), (3, 7061664), (4, 5296248), (6, 3530832), (8, 2648124), (9, 2353888), (12, 1765416), (16, 1324062), (17, 1246176), (18, 1176944), (24, 882708), (32, 662031), (34, 623088), (36, 588472), (48, 441354), (51, 415392), (68, 311544), (72, 294236), (96, 220677), (102, 207696), (136, 155772), (144, 147118), (153, 138464), (204, 103848), (272, 77886), (288, 73559), (306, 69232), (408, 51924), (544, 38943), (612, 34616), (816, 25962), (1224, 17308), (1632, 12981), (2448, 8654), (4327, 4896)]