21294450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:696

約数の個数: 72

約数和(自身を含む): 58032000

約数和(自身を除く): 36737550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 599, 711, 790, 1185, 1198, 1422, 1797, 1975, 2370, 2995, 3555, 3594, 3950, 5391, 5925, 5990, 7110, 8985, 10782, 11850, 14975, 17775, 17970, 26955, 29950, 35550, 44925, 47321, 53910, 89850, 94642, 134775, 141963, 236605, 269550, 283926, 425889, 473210, 709815, 851778, 1183025, 1419630, 2129445, 2366050, 3549075, 4258890, 7098150, 10647225, 21294450]

約数ペア:

[(1, 21294450), (2, 10647225), (3, 7098150), (5, 4258890), (6, 3549075), (9, 2366050), (10, 2129445), (15, 1419630), (18, 1183025), (25, 851778), (30, 709815), (45, 473210), (50, 425889), (75, 283926), (79, 269550), (90, 236605), (150, 141963), (158, 134775), (225, 94642), (237, 89850), (395, 53910), (450, 47321), (474, 44925), (599, 35550), (711, 29950), (790, 26955), (1185, 17970), (1198, 17775), (1422, 14975), (1797, 11850), (1975, 10782), (2370, 8985), (2995, 7110), (3555, 5990), (3594, 5925), (3950, 5391)]