21975330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 59701824

約数和(自身を除く): 37726494

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 67, 78, 87, 130, 134, 145, 174, 195, 201, 290, 335, 377, 390, 402, 435, 670, 754, 841, 870, 871, 1005, 1131, 1682, 1742, 1885, 1943, 2010, 2262, 2523, 2613, 3770, 3886, 4205, 4355, 5046, 5226, 5655, 5829, 8410, 8710, 9715, 10933, 11310, 11658, 12615, 13065, 19430, 21866, 25230, 25259, 26130, 29145, 32799, 50518, 54665, 56347, 58290, 65598, 75777, 109330, 112694, 126295, 151554, 163995, 169041, 252590, 281735, 327990, 338082, 378885, 563470, 732511, 757770, 845205, 1465022, 1690410, 2197533, 3662555, 4395066, 7325110, 10987665, 21975330]

約数ペア:

[(1, 21975330), (2, 10987665), (3, 7325110), (5, 4395066), (6, 3662555), (10, 2197533), (13, 1690410), (15, 1465022), (26, 845205), (29, 757770), (30, 732511), (39, 563470), (58, 378885), (65, 338082), (67, 327990), (78, 281735), (87, 252590), (130, 169041), (134, 163995), (145, 151554), (174, 126295), (195, 112694), (201, 109330), (290, 75777), (335, 65598), (377, 58290), (390, 56347), (402, 54665), (435, 50518), (670, 32799), (754, 29145), (841, 26130), (870, 25259), (871, 25230), (1005, 21866), (1131, 19430), (1682, 13065), (1742, 12615), (1885, 11658), (1943, 11310), (2010, 10933), (2262, 9715), (2523, 8710), (2613, 8410), (3770, 5829), (3886, 5655), (4205, 5226), (4355, 5046)]