21076600

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6199}}^1$

素因数の和:6232

約数の個数: 48

約数和(自身を含む): 51894000

約数和(自身を除く): 30817400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 6199, 12398, 24796, 30995, 49592, 61990, 105383, 123980, 154975, 210766, 247960, 309950, 421532, 526915, 619900, 843064, 1053830, 1239800, 2107660, 2634575, 4215320, 5269150, 10538300, 21076600]

約数ペア:

[(1, 21076600), (2, 10538300), (4, 5269150), (5, 4215320), (8, 2634575), (10, 2107660), (17, 1239800), (20, 1053830), (25, 843064), (34, 619900), (40, 526915), (50, 421532), (68, 309950), (85, 247960), (100, 210766), (136, 154975), (170, 123980), (200, 105383), (340, 61990), (425, 49592), (680, 30995), (850, 24796), (1700, 12398), (3400, 6199)]