21192132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 57746304

約数和(自身を除く): 36554172

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 61, 68, 78, 102, 122, 131, 156, 183, 204, 221, 244, 262, 366, 393, 442, 524, 663, 732, 786, 793, 884, 1037, 1326, 1572, 1586, 1703, 2074, 2227, 2379, 2652, 3111, 3172, 3406, 4148, 4454, 4758, 5109, 6222, 6681, 6812, 7991, 8908, 9516, 10218, 12444, 13362, 13481, 15982, 20436, 23973, 26724, 26962, 28951, 31964, 40443, 47946, 53924, 57902, 80886, 86853, 95892, 103883, 115804, 135847, 161772, 173706, 207766, 271694, 311649, 347412, 407541, 415532, 543388, 623298, 815082, 1246596, 1630164, 1766011, 3532022, 5298033, 7064044, 10596066, 21192132]

約数ペア:

[(1, 21192132), (2, 10596066), (3, 7064044), (4, 5298033), (6, 3532022), (12, 1766011), (13, 1630164), (17, 1246596), (26, 815082), (34, 623298), (39, 543388), (51, 415532), (52, 407541), (61, 347412), (68, 311649), (78, 271694), (102, 207766), (122, 173706), (131, 161772), (156, 135847), (183, 115804), (204, 103883), (221, 95892), (244, 86853), (262, 80886), (366, 57902), (393, 53924), (442, 47946), (524, 40443), (663, 31964), (732, 28951), (786, 26962), (793, 26724), (884, 23973), (1037, 20436), (1326, 15982), (1572, 13481), (1586, 13362), (1703, 12444), (2074, 10218), (2227, 9516), (2379, 8908), (2652, 7991), (3111, 6812), (3172, 6681), (3406, 6222), (4148, 5109), (4454, 4758)]