21727260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6353}}^1$

素因数の和:6387

約数の個数: 72

約数和(自身を含む): 69385680

約数和(自身を除く): 47658420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 6353, 12706, 19059, 25412, 31765, 38118, 57177, 63530, 76236, 95295, 114354, 120707, 127060, 190590, 228708, 241414, 285885, 362121, 381180, 482828, 571770, 603535, 724242, 1086363, 1143540, 1207070, 1448484, 1810605, 2172726, 2414140, 3621210, 4345452, 5431815, 7242420, 10863630, 21727260]

約数ペア:

[(1, 21727260), (2, 10863630), (3, 7242420), (4, 5431815), (5, 4345452), (6, 3621210), (9, 2414140), (10, 2172726), (12, 1810605), (15, 1448484), (18, 1207070), (19, 1143540), (20, 1086363), (30, 724242), (36, 603535), (38, 571770), (45, 482828), (57, 381180), (60, 362121), (76, 285885), (90, 241414), (95, 228708), (114, 190590), (171, 127060), (180, 120707), (190, 114354), (228, 95295), (285, 76236), (342, 63530), (380, 57177), (570, 38118), (684, 31765), (855, 25412), (1140, 19059), (1710, 12706), (3420, 6353)]