21495360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{22391}}^1$

素因数の和:22411

約数の個数: 56

約数和(自身を含む): 68250816

約数和(自身を除く): 46755456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 22391, 44782, 67173, 89564, 111955, 134346, 179128, 223910, 268692, 335865, 358256, 447820, 537384, 671730, 716512, 895640, 1074768, 1343460, 1433024, 1791280, 2149536, 2686920, 3582560, 4299072, 5373840, 7165120, 10747680, 21495360]

約数ペア:

[(1, 21495360), (2, 10747680), (3, 7165120), (4, 5373840), (5, 4299072), (6, 3582560), (8, 2686920), (10, 2149536), (12, 1791280), (15, 1433024), (16, 1343460), (20, 1074768), (24, 895640), (30, 716512), (32, 671730), (40, 537384), (48, 447820), (60, 358256), (64, 335865), (80, 268692), (96, 223910), (120, 179128), (160, 134346), (192, 111955), (240, 89564), (320, 67173), (480, 44782), (960, 22391)]