21433650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 61603200

約数和(自身を除く): 40169550

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 137, 149, 150, 175, 210, 274, 298, 350, 411, 447, 525, 685, 745, 822, 894, 959, 1043, 1050, 1370, 1490, 1918, 2055, 2086, 2235, 2877, 3129, 3425, 3725, 4110, 4470, 4795, 5215, 5754, 6258, 6850, 7450, 9590, 10275, 10430, 11175, 14385, 15645, 20413, 20550, 22350, 23975, 26075, 28770, 31290, 40826, 47950, 52150, 61239, 71925, 78225, 102065, 122478, 142891, 143850, 156450, 204130, 285782, 306195, 428673, 510325, 612390, 714455, 857346, 1020650, 1428910, 1530975, 2143365, 3061950, 3572275, 4286730, 7144550, 10716825, 21433650]

約数ペア:

[(1, 21433650), (2, 10716825), (3, 7144550), (5, 4286730), (6, 3572275), (7, 3061950), (10, 2143365), (14, 1530975), (15, 1428910), (21, 1020650), (25, 857346), (30, 714455), (35, 612390), (42, 510325), (50, 428673), (70, 306195), (75, 285782), (105, 204130), (137, 156450), (149, 143850), (150, 142891), (175, 122478), (210, 102065), (274, 78225), (298, 71925), (350, 61239), (411, 52150), (447, 47950), (525, 40826), (685, 31290), (745, 28770), (822, 26075), (894, 23975), (959, 22350), (1043, 20550), (1050, 20413), (1370, 15645), (1490, 14385), (1918, 11175), (2055, 10430), (2086, 10275), (2235, 9590), (2877, 7450), (3129, 6850), (3425, 6258), (3725, 5754), (4110, 5215), (4470, 4795)]