21300600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 66781440

約数和(自身を除く): 45480840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 131, 150, 200, 262, 271, 300, 393, 524, 542, 600, 655, 786, 813, 1048, 1084, 1310, 1355, 1572, 1626, 1965, 2168, 2620, 2710, 3144, 3252, 3275, 3930, 4065, 5240, 5420, 6504, 6550, 6775, 7860, 8130, 9825, 10840, 13100, 13550, 15720, 16260, 19650, 20325, 26200, 27100, 32520, 35501, 39300, 40650, 54200, 71002, 78600, 81300, 106503, 142004, 162600, 177505, 213006, 284008, 355010, 426012, 532515, 710020, 852024, 887525, 1065030, 1420040, 1775050, 2130060, 2662575, 3550100, 4260120, 5325150, 7100200, 10650300, 21300600]

約数ペア:

[(1, 21300600), (2, 10650300), (3, 7100200), (4, 5325150), (5, 4260120), (6, 3550100), (8, 2662575), (10, 2130060), (12, 1775050), (15, 1420040), (20, 1065030), (24, 887525), (25, 852024), (30, 710020), (40, 532515), (50, 426012), (60, 355010), (75, 284008), (100, 213006), (120, 177505), (131, 162600), (150, 142004), (200, 106503), (262, 81300), (271, 78600), (300, 71002), (393, 54200), (524, 40650), (542, 39300), (600, 35501), (655, 32520), (786, 27100), (813, 26200), (1048, 20325), (1084, 19650), (1310, 16260), (1355, 15720), (1572, 13550), (1626, 13100), (1965, 10840), (2168, 9825), (2620, 8130), (2710, 7860), (3144, 6775), (3252, 6550), (3275, 6504), (3930, 5420), (4065, 5240)]