21799350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:462

約数の個数: 72

約数和(自身を含む): 59105592

約数和(自身を除く): 37306242

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 193, 225, 251, 386, 450, 502, 579, 753, 965, 1158, 1255, 1506, 1737, 1930, 2259, 2510, 2895, 3474, 3765, 4518, 4825, 5790, 6275, 7530, 8685, 9650, 11295, 12550, 14475, 17370, 18825, 22590, 28950, 37650, 43425, 48443, 56475, 86850, 96886, 112950, 145329, 242215, 290658, 435987, 484430, 726645, 871974, 1211075, 1453290, 2179935, 2422150, 3633225, 4359870, 7266450, 10899675, 21799350]

約数ペア:

[(1, 21799350), (2, 10899675), (3, 7266450), (5, 4359870), (6, 3633225), (9, 2422150), (10, 2179935), (15, 1453290), (18, 1211075), (25, 871974), (30, 726645), (45, 484430), (50, 435987), (75, 290658), (90, 242215), (150, 145329), (193, 112950), (225, 96886), (251, 86850), (386, 56475), (450, 48443), (502, 43425), (579, 37650), (753, 28950), (965, 22590), (1158, 18825), (1255, 17370), (1506, 14475), (1737, 12550), (1930, 11295), (2259, 9650), (2510, 8685), (2895, 7530), (3474, 6275), (3765, 5790), (4518, 4825)]