21030150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 56424960

約数和(自身を除く): 35394810

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 47, 50, 57, 75, 94, 95, 114, 141, 150, 157, 190, 235, 282, 285, 314, 470, 471, 475, 570, 705, 785, 893, 942, 950, 1175, 1410, 1425, 1570, 1786, 2350, 2355, 2679, 2850, 2983, 3525, 3925, 4465, 4710, 5358, 5966, 7050, 7379, 7850, 8930, 8949, 11775, 13395, 14758, 14915, 17898, 22137, 22325, 23550, 26790, 29830, 36895, 44274, 44650, 44745, 66975, 73790, 74575, 89490, 110685, 133950, 140201, 149150, 184475, 221370, 223725, 280402, 368950, 420603, 447450, 553425, 701005, 841206, 1106850, 1402010, 2103015, 3505025, 4206030, 7010050, 10515075, 21030150]

約数ペア:

[(1, 21030150), (2, 10515075), (3, 7010050), (5, 4206030), (6, 3505025), (10, 2103015), (15, 1402010), (19, 1106850), (25, 841206), (30, 701005), (38, 553425), (47, 447450), (50, 420603), (57, 368950), (75, 280402), (94, 223725), (95, 221370), (114, 184475), (141, 149150), (150, 140201), (157, 133950), (190, 110685), (235, 89490), (282, 74575), (285, 73790), (314, 66975), (470, 44745), (471, 44650), (475, 44274), (570, 36895), (705, 29830), (785, 26790), (893, 23550), (942, 22325), (950, 22137), (1175, 17898), (1410, 14915), (1425, 14758), (1570, 13395), (1786, 11775), (2350, 8949), (2355, 8930), (2679, 7850), (2850, 7379), (2983, 7050), (3525, 5966), (3925, 5358), (4465, 4710)]