21329490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{601}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 63455616

約数和(自身を除く): 42126126

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 169, 182, 195, 210, 273, 338, 390, 455, 507, 546, 601, 845, 910, 1014, 1183, 1202, 1365, 1690, 1803, 2366, 2535, 2730, 3005, 3549, 3606, 4207, 5070, 5915, 6010, 7098, 7813, 8414, 9015, 11830, 12621, 15626, 17745, 18030, 21035, 23439, 25242, 35490, 39065, 42070, 46878, 54691, 63105, 78130, 101569, 109382, 117195, 126210, 164073, 203138, 234390, 273455, 304707, 328146, 507845, 546910, 609414, 710983, 820365, 1015690, 1421966, 1523535, 1640730, 2132949, 3047070, 3554915, 4265898, 7109830, 10664745, 21329490]

約数ペア:

[(1, 21329490), (2, 10664745), (3, 7109830), (5, 4265898), (6, 3554915), (7, 3047070), (10, 2132949), (13, 1640730), (14, 1523535), (15, 1421966), (21, 1015690), (26, 820365), (30, 710983), (35, 609414), (39, 546910), (42, 507845), (65, 328146), (70, 304707), (78, 273455), (91, 234390), (105, 203138), (130, 164073), (169, 126210), (182, 117195), (195, 109382), (210, 101569), (273, 78130), (338, 63105), (390, 54691), (455, 46878), (507, 42070), (546, 39065), (601, 35490), (845, 25242), (910, 23439), (1014, 21035), (1183, 18030), (1202, 17745), (1365, 15626), (1690, 12621), (1803, 11830), (2366, 9015), (2535, 8414), (2730, 7813), (3005, 7098), (3549, 6010), (3606, 5915), (4207, 5070)]