21635730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 39017070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 79, 85, 90, 102, 153, 158, 170, 179, 237, 255, 306, 358, 395, 474, 510, 537, 711, 765, 790, 895, 1074, 1185, 1343, 1422, 1530, 1611, 1790, 2370, 2685, 2686, 3043, 3222, 3555, 4029, 5370, 6086, 6715, 7110, 8055, 8058, 9129, 12087, 13430, 14141, 15215, 16110, 18258, 20145, 24174, 27387, 28282, 30430, 40290, 42423, 45645, 54774, 60435, 70705, 84846, 91290, 120870, 127269, 136935, 141410, 212115, 240397, 254538, 273870, 424230, 480794, 636345, 721191, 1201985, 1272690, 1442382, 2163573, 2403970, 3605955, 4327146, 7211910, 10817865, 21635730]

約数ペア:

[(1, 21635730), (2, 10817865), (3, 7211910), (5, 4327146), (6, 3605955), (9, 2403970), (10, 2163573), (15, 1442382), (17, 1272690), (18, 1201985), (30, 721191), (34, 636345), (45, 480794), (51, 424230), (79, 273870), (85, 254538), (90, 240397), (102, 212115), (153, 141410), (158, 136935), (170, 127269), (179, 120870), (237, 91290), (255, 84846), (306, 70705), (358, 60435), (395, 54774), (474, 45645), (510, 42423), (537, 40290), (711, 30430), (765, 28282), (790, 27387), (895, 24174), (1074, 20145), (1185, 18258), (1343, 16110), (1422, 15215), (1530, 14141), (1611, 13430), (1790, 12087), (2370, 9129), (2685, 8058), (2686, 8055), (3043, 7110), (3222, 6715), (3555, 6086), (4029, 5370)]