21360300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5477}}^1$

素因数の和:5507

約数の個数: 72

約数和(自身を含む): 66568656

約数和(自身を除く): 45208356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 5477, 10954, 16431, 21908, 27385, 32862, 54770, 65724, 71201, 82155, 109540, 136925, 142402, 164310, 213603, 273850, 284804, 328620, 356005, 410775, 427206, 547700, 712010, 821550, 854412, 1068015, 1424020, 1643100, 1780025, 2136030, 3560050, 4272060, 5340075, 7120100, 10680150, 21360300]

約数ペア:

[(1, 21360300), (2, 10680150), (3, 7120100), (4, 5340075), (5, 4272060), (6, 3560050), (10, 2136030), (12, 1780025), (13, 1643100), (15, 1424020), (20, 1068015), (25, 854412), (26, 821550), (30, 712010), (39, 547700), (50, 427206), (52, 410775), (60, 356005), (65, 328620), (75, 284804), (78, 273850), (100, 213603), (130, 164310), (150, 142402), (156, 136925), (195, 109540), (260, 82155), (300, 71201), (325, 65724), (390, 54770), (650, 32862), (780, 27385), (975, 21908), (1300, 16431), (1950, 10954), (3900, 5477)]