21192300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 69995520

約数和(自身を除く): 48803220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 47, 50, 54, 60, 75, 90, 94, 100, 108, 135, 141, 150, 167, 180, 188, 225, 235, 270, 282, 300, 334, 423, 450, 470, 501, 540, 564, 668, 675, 705, 835, 846, 900, 940, 1002, 1175, 1269, 1350, 1410, 1503, 1670, 1692, 2004, 2115, 2350, 2505, 2538, 2700, 2820, 3006, 3340, 3525, 4175, 4230, 4509, 4700, 5010, 5076, 6012, 6345, 7050, 7515, 7849, 8350, 8460, 9018, 10020, 10575, 12525, 12690, 14100, 15030, 15698, 16700, 18036, 21150, 22545, 23547, 25050, 25380, 30060, 31396, 31725, 37575, 39245, 42300, 45090, 47094, 50100, 63450, 70641, 75150, 78490, 90180, 94188, 112725, 117735, 126900, 141282, 150300, 156980, 196225, 211923, 225450, 235470, 282564, 353205, 392450, 423846, 450900, 470940, 588675, 706410, 784900, 847692, 1059615, 1177350, 1412820, 1766025, 2119230, 2354700, 3532050, 4238460, 5298075, 7064100, 10596150, 21192300]

約数ペア:

[(1, 21192300), (2, 10596150), (3, 7064100), (4, 5298075), (5, 4238460), (6, 3532050), (9, 2354700), (10, 2119230), (12, 1766025), (15, 1412820), (18, 1177350), (20, 1059615), (25, 847692), (27, 784900), (30, 706410), (36, 588675), (45, 470940), (47, 450900), (50, 423846), (54, 392450), (60, 353205), (75, 282564), (90, 235470), (94, 225450), (100, 211923), (108, 196225), (135, 156980), (141, 150300), (150, 141282), (167, 126900), (180, 117735), (188, 112725), (225, 94188), (235, 90180), (270, 78490), (282, 75150), (300, 70641), (334, 63450), (423, 50100), (450, 47094), (470, 45090), (501, 42300), (540, 39245), (564, 37575), (668, 31725), (675, 31396), (705, 30060), (835, 25380), (846, 25050), (900, 23547), (940, 22545), (1002, 21150), (1175, 18036), (1269, 16700), (1350, 15698), (1410, 15030), (1503, 14100), (1670, 12690), (1692, 12525), (2004, 10575), (2115, 10020), (2350, 9018), (2505, 8460), (2538, 8350), (2700, 7849), (2820, 7515), (3006, 7050), (3340, 6345), (3525, 6012), (4175, 5076), (4230, 5010), (4509, 4700)]